function validateForm(form)
{
	if (form.f_userid.value == "")
	{
		alert("You must enter a User ID.");
		form.f_userid.focus();
		return false;
	}


	if (form.f_forename.value == "")
	{
		alert("You must enter your forename.");
		form.f_forename.focus();
		return false;
	}


	if (form.f_surname.value == "")
	{
		alert("You must enter your surname.");
		form.f_surname.focus();
		return false;
	}


	if (form.f_company.value == "")
	{
		//alert("You must enter a User ID.");
		//form.f_userid.focus();
		//return false;
	}


	if (form.f_password.value == "")
	{
		alert("You must enter a password.");
		form.f_password.focus();
		return false;
	}

	
	if (form.f_password.value.length < 6)
	{
		alert("Password should be 6 characters or more.");
		form.f_password.focus();
		return false;
	}



	re = /^\w+([\.-]?\w+)*@\w+([\.-]?\w+)*(\.\w{2,3})+$/;
	if (!re.test(form.f_email.value))
	{
		alert("Invalid email address");
		form.f_email.focus();
		form.f_email.select();
		return false;
	}

return true;
}


function do_highlight(obj)
{
 selected_object=document.getElementById(obj)
 selected_object.style.backgroundColor='#d4dafa'
}
function undo_highlight(obj)
{
 selected_object=document.getElementById(obj)
 selected_object.style.backgroundColor='white'
}